Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/7 and 36/90

1st number: 2 4/7, 2nd number: 36/90

18/7 + 36/90 is 104/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 90 is 630
  2. For the 1st fraction, since 7 × 90 = 630,
    18/7 = 18 × 90/7 × 90 = 1620/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    36/90 = 36 × 7/90 × 7 = 252/630
  4. Add the two fractions:
    1620/630 + 252/630 = 1620 + 252/630 = 1872/630
  5. 1872/630 simplified gives 104/35
  6. So, 18/7 + 36/90 = 104/35
    In mixed form: 234/35

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com